Applied patch for multiple file selection, documented.

Fixed some compilation warnings,
  Minor change to OpenGL code.
  Documented wxImageHandler::GetImageCount() and related.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4784 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/app.cpp

@@ -226,12 +226,25 @@ void wxapp_install_idle_handler()
 {
     wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
 
-    /* this routine gets called by all event handlers
-       indicating that the idle is over. */
+    /* This routine gets called by all event handlers
+       indicating that the idle is over. It may also
+       get called from other thread for sending events
+       to the main thread (and processing these in
+       idle time). */
+
+#if wxUSE_THREADS
+    if (!wxThread::IsMain())
+        GDK_THREADS_ENTER ();
+#endif
 
     wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
 
     g_isIdle = FALSE;
+    
+#if wxUSE_THREADS
+    if (!wxThread::IsMain())
+        GDK_THREADS_LEAVE ();
+#endif
 }
 
 #if wxUSE_THREADS

src/gtk1/dataobj.cpp

@@ -204,7 +204,7 @@ size_t wxFileDataObject::GetDataSize() const
     return res + 1;
 }
 
-bool wxFileDataObject::SetData(size_t size, const void *buf)
+bool wxFileDataObject::SetData(size_t WXUNUSED(size), const void *buf)
 {
     // VZ: old format
 #if 0

src/gtk1/font.cpp

@@ -188,7 +188,7 @@ wxFont::wxFont( const wxString& fontname, const wxFontData& fontdata )
 
     tmp = tn.GetNextToken();                     // pointsize
     long num = wxStrtol (tmp.c_str(), (wxChar **) NULL, 10);
-    M_FONTDATA->m_pointSize = num / 10;
+    M_FONTDATA->m_pointSize = (int)(num / 10);
 
     tn.GetNextToken();                           // x-res
     tn.GetNextToken();                           // y-res

src/gtk1/mdi.cpp

@@ -48,7 +48,7 @@ extern wxList wxPendingDelete;
 //-----------------------------------------------------------------------------
 
 static void 
-gtk_mdi_page_change_callback( GtkNotebook *widget,
+gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
                               GtkNotebookPage *page,
 			      gint WXUNUSED(page_num),
 			      wxMDIParentFrame *parent )

src/gtk1/minifram.cpp

@@ -179,7 +179,7 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
                           GDK_BUTTON1_MOTION_MASK),
                       (GdkWindow *) NULL,
                       (GdkCursor *) NULL,
-                      GDK_CURRENT_TIME );
+                      (unsigned int) GDK_CURRENT_TIME );
                      
     win->m_diffX = (int)gdk_event->x;
     win->m_diffY = (int)gdk_event->y;

src/gtk1/win_gtk.c

@@ -201,7 +201,7 @@ gtk_pizza_new ()
     return GTK_WIDGET (pizza);
 }
 
-void  
+static void  
 gtk_pizza_scroll_set_adjustments (GtkPizza     *pizza,
 				    GtkAdjustment  *hadj,
 				    GtkAdjustment  *vadj)